Sticky Phacelia
Phacelia viscida
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Annual
Height
24 inches
Width
12 inches
Light
Full Sun, Partial Sun
Water
Low to moderate
Humidity
Average
Lifespan
Annual
Native To
California
Toxicity
Non-toxic
The Story
Plant Bio
Phacelia viscida is a California native annual wildflower known for its striking deep blue to purple flowers and its ability to attract a wide range of native bees. The foliage and stems are covered in sticky glands, giving it the common name 'Sticky Phacelia'.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Tuck seeds into well-drained soil in early spring for best germination.
- Mist cuttings lightly to maintain soil moisture during propagation.
- Water regularly but avoid waterlogging; keep soil moist during growing season.
- Fertilize with a balanced organic fertilizer every 4-6 weeks.
- Prune lightly after flowering to encourage bushier growth.
- Mulch around plants to retain moisture and suppress weeds.
Pro Tip
Use fresh seeds and provide full sun for vibrant blooms and healthy growth.
Keep It Thriving
Care Guide
Do
- Water consistently during dry periods 🌱
- Deadhead spent flowers to prolong blooming
- Apply organic fertilizer in spring and midsummer
Don't
- Avoid overwatering to prevent root rot ❌
- Don’t disturb roots during flowering
- Refrain from using chemical pesticides excessively
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Harvest | ||||||||||||
| Plant |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Companion Plants
Multiply
Propagation Methods
Good to Know
Common Questions
Sticky Phacelia questions
Is Sticky Phacelia deer resistant?
Yes — Sticky Phacelia is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Sticky Phacelia bloom?
Sticky Phacelia typically blooms in late spring through early summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Sticky Phacelia need full sun?
Sticky Phacelia does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
Is Sticky Phacelia drought tolerant?
Yes — once established (usually after the first full season), Sticky Phacelia handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.
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Grow Sticky Phacelia with confidence
See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.
